化简 m-1绝对值+ m+2/3绝对值
问题描述:
化简 m-1绝对值+ m+2/3绝对值
答
|m-1|+ |m+2/3|
当m
化简 m-1绝对值+ m+2/3绝对值
|m-1|+ |m+2/3|
当m